how to covert Gray-scale video into RGB video

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syscon
syscon on 27 Aug 2014
Commented: Ank on 28 Aug 2014
Dear friends, For the fast performance i had converted the video into Gray-scale format. now. In my project i need to show the output in RGB (true color) after the object detection process. Kindly share any close idea related to this .

Answers (1)

Image Analyst
Image Analyst on 27 Aug 2014
Do you want to know how to make a movie from a series of gray scale image? Where is the color coming from? Are you adding graphics or something?
  3 Comments
Image Analyst
Image Analyst on 28 Aug 2014
Edited: Image Analyst on 28 Aug 2014
I did not understand the answer and don't have my questions answered. But anyway, to convert a grayscale image to color, you can do this:
rgbImage = cat(3, grayImage, grayImage, grayImage);
or this;
rgbImage = ind2rgb(grayImage, someColorMap);
And I don't know why Simulink is in the product list or tags list.
Ank
Ank on 28 Aug 2014
I guess after your processing instead of overlaying tracking blobs on the gray scale image do it directly on your RGB image that you already have it. It solves your problem right?

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